Device cover



FIG. 1 is a perspective view of a device cover, taken from above;

FIG. 2 is a front view of the device cover as shown in FIG. 1;

FIG. 3 is a back view of the device cover as shown in FIG. 1;

FIG. 4 is a left-side view of the device cover as shown in FIG. 1;

FIG. 5 is a right-side view of the device cover as shown in FIG. 1;

FIG. 6 is a top view of the device cover as shown in FIG. 1; and,

FIG. 7 is a bottom view of the device cover as shown in FIG. 1.

The broken lines represent features of the device cover which form no part of the claimed design. 

CLAIM The ornamental design for a device cover, as shown and described. 